The Whence and the Whither of Man: A Brief History of His Origin and Development Through Conformity to Environment; Being the Morse Lectures of 1895C. Scribner's son, 1896 - 312 pagine |
Dall'interno del libro
Risultati 1-5 di 19
Pagina 5
... species are being discovered has led some scientists to suggest that the world total could be even higher , up to 100 million species . This amazing diversity of living things , of course , did not appear overnight . The huge diversity ...
... species are being discovered has led some scientists to suggest that the world total could be even higher , up to 100 million species . This amazing diversity of living things , of course , did not appear overnight . The huge diversity ...
Pagina 8
... Species Act. Species are only placed on the threatened or endangered lists after a petition is filed for protection and a careful review of the species -- including the urgency of its situation and whether other adequate protections ...
... Species Act. Species are only placed on the threatened or endangered lists after a petition is filed for protection and a careful review of the species -- including the urgency of its situation and whether other adequate protections ...
Pagina 2
... species included in the major wetland plant lists and manuals were collected and merged into a single computerized list with those species on the National List of Scientific Plant Names ( U.S. Department of Agriculture 1971 ) that had ...
... species included in the major wetland plant lists and manuals were collected and merged into a single computerized list with those species on the National List of Scientific Plant Names ( U.S. Department of Agriculture 1971 ) that had ...
Pagina 8
jackknife clam , Pacific gaper , bay shrimp , cutthroat trout , three smelt species , Pacific tomcod , topsmelt , jacksmelt , threespine stickleback , arrow goby , Pacific sand lance , and Pacific staghorn sculpin . Most of these species ...
jackknife clam , Pacific gaper , bay shrimp , cutthroat trout , three smelt species , Pacific tomcod , topsmelt , jacksmelt , threespine stickleback , arrow goby , Pacific sand lance , and Pacific staghorn sculpin . Most of these species ...
Pagina 19
... species " of the animal kingdom have forms derived from some variations of characteristics , and that they are such because the variations from the mother - species are permanent and become transmitted by heredity . These forms may be ...
... species " of the animal kingdom have forms derived from some variations of characteristics , and that they are such because the variations from the mother - species are permanent and become transmitted by heredity . These forms may be ...
Altre edizioni - Visualizza tutto
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1896 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1897 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1899 |
Parole e frasi comuni
advance amoeba amphibia anatomical ancestors animal kingdom annelid apes appear appetite archenteron attained become beginning better birds body brain cells cerebrum characteristics conformity to environment conscious degeneration dominant ectoderm embryo embryology entoderm experience eyes fish functions future ganglion gastrula germ-plasm give groups heredity higher animals higher forms highest human hydra important increase individual insect instinct intelligence jaws knowledge laws layer legs living locomotion lower mammals man's marsupial ment mental mind mode modified mollusks moral motives muscles muscular muscular system natural selection nephridia nerve nervous system never notochord nutriment organs oxygen parapodia perception possible primitive probably progress protoplasm protozoa purely reflex action reptiles result schematic worm segments selfish sense-organs sequence shell skeleton species spermatozoa stage structure struggle surface survive swimming theory of evolution tion tissues true truth turbellaria unselfishness variation velopment vertebral column vertebrates volvox young